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How many threads can a Java VM support?
...do other normal operations like browsing, opening, closing other programs, etc.
With 25,000 threads system slows down but it remains responsive.
With 50,000 threads system stopped responding instantly and I had to restart my system manually.
My system details are as follows :
Processor : Intel c...
C++ : why bool is 8 bits long?
...of addressing". For common processors, addressing a "byte" anyhow ends-up fetching more than a "byte" from external memory: this is due to efficiency reasons.
– jldupont
Jan 14 '10 at 14:34
...
A Windows equivalent of the Unix tail command [closed]
...ing inside the terminal window to give you a chance to read, copy / paste, etc. If you press Enter it will resume scrolling.
– cbednarski
May 19 '11 at 21:50
20
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When should one use a spinlock instead of mutex?
...r, the operating system will forcefully switch to another thread, once the CPU runtime quantum of the current thread has been exceeded, of course).
The Problem
The problem with mutexes is that putting threads to sleep and waking them up again are both rather expensive operations, they'll need quit...
What are the best Haskell libraries to operationalize a program? [closed]
...'s a first cut.
Be able to log at multiple levels (ex: debug, warning, etc.).
hslogger is easily the most popular logging framework.
Be able to collect and share metrics/statistics about the types of work the program is doing and how long that work is taking. Ideally, the collected metric...
node.js child process - difference between spawn & fork
...hout effecting other things. Scheduling, shared cache usage, BUS traffic, etc. However, it should take advantage of a separate core, and leave your main run loop MOSTLY unaffected. As in, not the severe negative effects you'd expect of having two processes run on the same single core processor. A...
开源邮件传输代理软件 -- Postfix 介绍 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...。还有一种情况时，如果postfix在处理邮件过程中遇到了问题，则该值会开始降低。
当接收到的新邮件的数量超过postfix的投递能力时，postfix会暂时停止投递deferred队列中的邮件而去处理新接收到的邮件。这是因为处理新邮件的...
Task vs Thread differences [duplicate]
...now it will be a separate thread, rather than executing on the thread pool etc.
Task is more than just an abstraction of "where to run some code" though - it's really just "the promise of a result in the future". So as some different examples:
Task.Delay doesn't need any actual CPU time; it's jus...
技术人员如何去面试？ - 杂谈 - 清泛网 - 专注C/C++及内核技术
...的主要是如何选择公司、如何面试、如何谈薪水等实际的问题，可能描述会有偏颇，仅供参考。一、为什么跳槽和选择公司1.为什么跳槽虽...本文探讨的主要是如何选择公司、如何面试、如何谈薪水等实际的问题，可能描述会有...
How do I debug Node.js applications?
... from any browser supporting WebSocket. Breakpoints, profiler, livecoding, etc... It is really awesome.
Install it with:
npm install -g node-inspector
Then run:
node-debug app.js
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